Definition: In this task, you are given inputs i,j, and A, where i and j are integers and A is a list. You need to return the sum of all the numerical elements in the list A between the positions i and j (including positions i and j). Return 0 if no numerical element is present in the list between the given ranges. i and j will be non-negative, and will always have a value less than the length of A. i will always be less than j.
Input: 7, 14, ['T', '6725', '7411', 'X', '5897', '9469', 'J', '3553', '5581', 'A', 'p', 'G', '881', '4727', 'r', 'u', 'z']

14742